Intel Core i7-4578U vs Intel Core i5-540UM

Comparative analysis of Intel Core i7-4578U and Intel Core i5-540UM processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), CompuBench 1.5 Desktop - T-Rex (Frames/s).

Intel Core i7-4578U

Intel Core i5-540UM

Differences

Reasons to consider the Intel Core i7-4578U

CPU is newer: launch date 4 year(s) 1 month(s) later
Around 75% higher clock speed: 3.50 GHz vs 2.00 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
2x more maximum memory size: 16 GB vs 8 GB
2.4x better performance in PassMark - Single thread mark: 1935 vs 818
3.1x better performance in PassMark - CPU mark: 3112 vs 1002

Specifications (specs)
Launch date	21 July 2014 vs 24 May 2010
Maximum frequency	3.50 GHz vs 2.00 GHz
Manufacturing process technology	22 nm vs 32 nm
L3 cache	4 MB vs 3 MB
Maximum memory size	16 GB vs 8 GB
Benchmarks
PassMark - Single thread mark	1935 vs 818
PassMark - CPU mark	3112 vs 1002

Reasons to consider the Intel Core i5-540UM

Around 5% higher maximum core temperature: 105°C vs 100 °C
Around 56% lower typical power consumption: 18 Watt vs 28 Watt

Maximum core temperature	105°C vs 100 °C
Thermal Design Power (TDP)	18 Watt vs 28 Watt

Compare benchmarks

CPU 1: Intel Core i7-4578U
CPU 2: Intel Core i5-540UM

PassMark - Single thread mark

CPU 1

CPU 2

1935

818

PassMark - CPU mark

CPU 1

CPU 2

3112

1002

Name	Intel Core i7-4578U	Intel Core i5-540UM
PassMark - Single thread mark	1935	818
PassMark - CPU mark	3112	1002
Geekbench 4 - Single Core	788
Geekbench 4 - Multi-Core	1697
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.408
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	43.106
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.123
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.835
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.297

Compare specifications (specs)

	Intel Core i7-4578U	Intel Core i5-540UM
Essentials
Architecture codename	Haswell	Arrandale
Launch date	21 July 2014	24 May 2010
Launch price (MSRP)	$426	$250
Place in performance rating	2513	2535
Processor Number	i7-4578U	i5-540UM
Series	4th Generation Intel® Core™ i7 Processors	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	3.00 GHz	1.20 GHz
Bus Speed	5 GT/s DMI2	2.5 GT/s DMI
Die size	181 mm	81 mm2
L1 cache	128 KB
L2 cache	512 KB	512 KB
L3 cache	4 MB	3 MB
Manufacturing process technology	22 nm	32 nm
Maximum core temperature	100 °C	105°C
Maximum frequency	3.50 GHz	2.00 GHz
Number of cores	2	2
Number of threads	4	4
Transistor count	1300 Million	382 million
Front-side bus (FSB)		2500 MHz
Memory
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	12.8 GB/s
Maximum memory size	16 GB	8 GB
Supported memory types	DDR3L-1333, 1600; LPDDR3-1333, 1600	DDR3 800
Graphics
Device ID	0xA2E
Graphics base frequency	200 MHz	166 MHz
Graphics max dynamic frequency	1.20 GHz	500 MHz
Graphics max frequency	1.2 GHz	500 MHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory	2 GB
Processor graphics	Intel® Iris® Graphics 5100	Intel HD Graphics
Intel® Clear Video technology
Graphics interfaces
DisplayPort
eDP
HDMI
Number of displays supported	3	2
VGA
Wireless Display (WiDi) support
Graphics image quality
Max resolution over DisplayPort	3200x2000@60Hz
Max resolution over HDMI 1.4	3200x2000@60Hz
Max resolution over VGA	N / A
Graphics API support
DirectX	11.2/12
OpenGL	4.3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	40mm x 24mm x 1.5mm	BGA 34mm x 28mm
Sockets supported	FCBGA1168	BGA1288
Thermal Design Power (TDP)	28 Watt	18 Watt
Peripherals
Max number of PCIe lanes	12	16
PCI Express revision	2	2.0
PCIe configurations	4x1, 2x4	1x16
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Intel® Fast Memory Access
Intel® Flex Memory Access
Physical Address Extensions (PAE)		36-bit
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)